Question Four (13 Marks) a. If an organization currently lacks the skills necessary to make a project technically feasible, howwould you rectify the situation? b. Describe steps followed in typical preliminary investigation. (3 Mks) c. What is a SWOT analysis? Prepare a SWOT analysis of your school. 5 Mks) opportunities strength \\weakness (5Mks) Question Five (13 Marks) context diagram? a. What is the difference between a context diagram and diagram 0? Which symbol is not used in a (4 Mks) b. Draw a context diagram and a diagram 0 DFD that represents the information system at a typical Library system. (4 MKs) c. Students wish to register for courses. Some courses have a prerequisite, which must be satisfied.A student must take the compulsory courses of her/ his department and may opt for a couple ofelective courses. Make a DFD diagram 0. (5 Mks) Question Six (13 Mks) a. What are entity-relationship diagrams and how are they used? What symbol is used for a relationship? Provide an example. (3 Mks b. Discuss the following Two concepts used in object oriented Design. (4 Mk C. Suppose you are task with designing a Library management system, discuss how you are going to model the task using a use case model. The use case model should have at least four actors with more than three activities each. (6 MK Question Seven (13 Marks) a. When designing the modular structure of the program, several issues are to be paid extr attention. Which are these issues and why? function plott net (4 1 b. What do we mean by Functional independence?fund on our functions communication. (2 c. Describe any four categorize of cohesion that is consider when designing a system. (4 d. Suppose you were assigned to develop a logical model of the result system at your university. Would you be better off using a top-down approach, or would a bottom-up strategy be better? What would influence your decision? un top down luchaque is main issues solved first 1) Procter high quality